{"slug":"rshankras-mutation-testing","source_name":"rshankras/mutation-testing","name":"Rshankras/Mutation Testing","description":"EXPERIMENTAL — mutation testing with muter to measure whether tests actually assert anything: mutants that survive reveal assertion-free coverage. Advisory report only, never a merge gate. Use on engine/logic targets when coverage numbers look good but bugs still slip through.","version":1,"lift":{"pass_rate_delta_pts":31.82,"pass_rate_pct":95.5,"total_cases":22,"passed_cases":21,"tokens_delta_pct":17.9,"turns_delta_pct":0,"verdict":"mixed","benchmark_model":"gemini-3.6-flash","grading_method":"judged","completed_at":"2026-08-18T01:56:32.040923+00:00"},"skill_score":null,"benchmark_models":[{"model":"gemini-3.6-flash","headline":true,"delta_pts":31.82,"with_pass_pct":95.5,"without_pass_pct":63.6,"tokens_delta_pct":17.9,"turns_delta_pct":0,"total_cases":22,"cases_aggregated":22,"verdict":"mixed","never_hurt":true,"completed_at":"2026-08-18T01:56:32.040923+00:00","run_id":"560a5747-25de-40ac-afd3-d28d3a05c7b7","version_number":1,"is_latest_version":true,"gate":null}],"trust":{"skill_safety":"passed","safety_status":"clean","intent_verdict":"safe","content_status":"clean","indexable":true},"license":"MIT","install_count":0,"manifest_hash":"e032e6194015c1cb5d18d25f4d9a984d8885815fb0e972bfed30bfc5fa37b9e9","raw_url":"https://app.decimal.ai/s/rshankras-mutation-testing/SKILL.md","scorecard_url":"https://app.decimal.ai/skills/rshankras-mutation-testing"}